Let r(x) be the third derivative of x**4/12 + x**3/3 + 2*x**2. Let p be r(6). Let h be (-4)/p - (-48)/21. Solve 0 = h*d - 7*d - 20 for d.

Let f© = -c + 4. Let h be f(8). Let r be h/(-18) + (-50)/(-18). Suppose -u - 2 = o, -r*o + 0*u = u + 2. Solve o = -m - 2*m for m.

0

Suppose 3*o - 4*c - 2 = 0, -4*o + 3*c - 24 = -6*o. Solve -2*d = -o*d + 16 for d.

4

Suppose -2*o = 2*o - 3*f + 1, -2*o + 2*f - 2 = 0. Suppose -4*x + o = m, m = x + 5*m - 8. Suppose c - 2*c + 9 = 0. Solve 3*d + c = -x*d for d.

-3

Suppose -4*y + 5*y + 10 = -5*j, -2*y - j = -7. Suppose 0*x + 5*i = -y*x + 50, 0 = -5*x - 4*i + 45. Suppose 0 = -2*w - 4 + 28. Solve 13 + w = x*m for m.

5

Let o = 3 + 1. Suppose -4*z = 2*t + 12, -o*t + 4 + 8 = -4*z. Solve t = -5*q - 0 - 5 for q.

-1

Let o(w) = -w - 1. Let c be o(-5). Suppose -2*q - 2*t = 14, -2*q - 2 = 3*t - c*t. Let u be -1 - q - (1 + -2). Solve u*r - 6 = -0 for r.

2

Let b(z) = -z - 5. Let g be b(-9). Solve -g*i = -5*i for i.

0

Let y = -12 - -24. Suppose 4*z - 4*b + y = 0, 4*z - 2 = 5*b - 17. Solve -3*j + z*j - 12 = 0 for j.

-4

Suppose -4*h - 5*d + 17 + 46 = 0, 5*h = 4*d + 48. Solve 3*j - h + 3 = 0 for j.

3

Let i(y) = y + 7. Let h be i(-5). Let u = 0 - h. Let x be (-1)/(u + (-6)/(-4)). Solve -x*k + 3 = -5 for k.

4